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Engine split duct pressure L=80 PSI R=40psi

PostPosted: 12 Oct 2020, 12:23
by ALFRED
-During engines start:
ENG#1(L) ENG#2(R)
N1 50%: 30 N1 50%: 30
60%: 30 60%:28
80%: 20 80%:25
-during climb:
Up to 25 000ft
L: *80* R: *40*
- during cruise:
L: 20 R: 25
- during descend:
L: 20 R:15
Left is high .
Replaced PRSOV,BAR no change
Who is experienced with this

Re: Engine split duct pressure L=80 PSI R=40psi

PostPosted: 27 Oct 2020, 09:07
by sjap
Looks like high stage valkve is not closing or leaking at high pwr setting.
Replace high stage vlv and regulator i would suggest.